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What is the Least Common Multiple of 79945 and 79954?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least common multiple (LCM) of 79945 and 79954 is 6391922530.

LCM(79945,79954) = 6391922530

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Least Common Multiple of 79945 and 79954 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 79945 and 79954, than apply into the LCM equation.

GCF(79945,79954) = 1
LCM(79945,79954) = ( 79945 × 79954) / 1
LCM(79945,79954) = 6391922530 / 1
LCM(79945,79954) = 6391922530

Least Common Multiple (LCM) of 79945 and 79954 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 79945 and 79954. First we will calculate the prime factors of 79945 and 79954.

Prime Factorization of 79945

Prime factors of 79945 are 5, 59, 271. Prime factorization of 79945 in exponential form is:

79945 = 51 × 591 × 2711

Prime Factorization of 79954

Prime factors of 79954 are 2, 7, 5711. Prime factorization of 79954 in exponential form is:

79954 = 21 × 71 × 57111

Now multiplying the highest exponent prime factors to calculate the LCM of 79945 and 79954.

LCM(79945,79954) = 51 × 591 × 2711 × 21 × 71 × 57111
LCM(79945,79954) = 6391922530